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747-400 FAULT ISOLATION/MAINT MANUAL
E2A E2A
E2B 
E2B 
E1B 
E1B 
ELEVATOR  E1A  ELEVATOR 
E1A  FEEL UNIT  CONTROLS 
SEE  C 

ELEVATOR AUTOPILOT SERVO MODULE (REF) (3 PLACES)
ELEVATOR FEEL COMPUTER ELEVATOR AFT QUADRANTELEVATOR FEELFWD ACTUATOR
INBOARD ELEVATOR AFT TORQUE TUBEPOWER CONTROL PACKAGE RIGGING PIN E-2 (REF)
LEFT INBOARD ELEVATOR (REF)
LEFT OUTBOARD ELEVATOR (REF)
OUTBOARD ELEVATOR POWER CONTROL PACKAGE
ELEVATOR CONTROLS
C
Elevators - Component Location Figure 102 (Sheet 2)
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747-400 FAULT ISOLATION/MAINT MANUAL
FIRST OFFICER'S CONTROL COLUMN
FIRST OFFICER'S
CONTROL COLUMN
SHAKER

TORQUE TUBE
CONTROL COLUMNS
CONTROL COLUMN
D
TORQUE TUBE (REF)
E1B
FWD
TENSION REGULATORE1A
CAPT ELEVATOR FORWARD QUADRANT
E
F/O ELEVATOR
FORWARD QUADRANT

SEE F
CONTROL
COLUMNS
SEE D CAPT ELEVATOR FORWARD QUADRANT
CAPTAIN'S
CONTROL COLUMN

CAPTAIN'S
CONTROL COLUMN
SHAKER

RIGGING PIN E-1 (REF)
E2A
E2B
CAPT F/O ELEVATOR
ELEVATOR FORWARD
FORWARD QUADRANT
QUADRANT FWD
F/O ELEVATOR FORWARD QUADRANT
F
Elevators - Component Location
Figure 102 (Sheet 3)

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747-400 FAULT ISOLATION/MAINT MANUAL
AFT EQUIP CTR E8 SEE H
MAWEA CARD FILE (REF)
SEE G
R STALL WARNING MANAGEMENT COMPUTER YMXA010 AFT SURFACE POSITION DIGITIZERL STALL WARNING CARD FILE (REF)MANAGEMENT COMPUTER YMXA005 SEE I
MAWEA CARD FILE (REF)
G
E8 AFT
EQUIPMENT
CENTER
RUDDER/ELEVATOR SPD CIRCUIT CARD, YM5A001 (REF)
AFT SURFACE POSITION DIGITIZER CARD FILE (REF) AFT EQUIP CTR E8
HI
Elevators - Component Location
Figure 102 (Sheet 4)

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747-400 FAULT ISOLATION/MAINT MANUAL
INBOARD ELEVATOR POSITION INBOARD ELEVATOR POSITION OUTBOARD ELEVATOR POSITION TRANSMITTER, T1672 TRANSMITTER, T1673 TRANSMITTER, T437
SEEK SEEK  SEEJ
SEE J TRANSMITTER, T438 OUTBOARD ELEVATOR POSITION 
T438, T437 L,R OUTBOARD ELEVATOR POSITION TRANSMITTER,  FWD  T1672, T1673 POSITION TRANSMITTER, L,R INBOARD ELEVATOR  FWD 

INBOARD
ELEVATOR

OUTBOARD
ELEVATOR

STABILIZER  STABILIZER 
RIB  RIB 
CONTROL ROD POSITION TRANSMITTER  CONTROL ROD POSITION TRANSMITTER 

L,R OUTBOARD ELEVATOR POSITION L,R INBOARD ELEVATOR POSITION TRANSMITTER, T438, T437 TRANSMITTER, T1672, T1673
J K
____LEFT ELEVATOR POSITION TRANS-NOTE: MITTERS SHOWN. RIGHT TRANS-
MITTERS SIMILAR.
Elevators - Component LocationFigure 102 (Sheet 5)
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